The hex color #FFF984 is a light color. The web-safe version is Hex
#FFFF99. A complementary color is
#00067B. The grayscale version is
#D4D4D4. A 20% lighter version of the original color is
#FFFFB7, and Hex
#CCC651 is the 20% darker color. If the color is saturated by 10%, you get
#FFFD7C. If the color is desaturated by 10%, the color
#FBF58C is obtained.